AF-S VR Micro-Nikkor 105mm f/2.8G IF
D300 @ x 0.5
This lens achieves a good resolution at this magnification from f/5.6 to f/8, not quite as stellar as at x 0.27 but still very good for such a small sensor
Resolution: This lens achieves good resolution at f/5.6 to f/8
Chromatic Aberration: Moderate
Vignetting: Moderate at all apertures
Macro Sweet Spot: f/8-f/11